81185664

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{30203}}^1$

素因数の和:30227

約数の個数: 64

約数和(自身を含む): 246464640

約数和(自身を除く): 165278976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 30203, 60406, 90609, 120812, 181218, 211421, 241624, 362436, 422842, 483248, 634263, 724872, 845684, 966496, 1268526, 1449744, 1691368, 1932992, 2537052, 2899488, 3382736, 3865984, 5074104, 5798976, 6765472, 10148208, 11597952, 13530944, 20296416, 27061888, 40592832, 81185664]

約数ペア:

[(1, 81185664), (2, 40592832), (3, 27061888), (4, 20296416), (6, 13530944), (7, 11597952), (8, 10148208), (12, 6765472), (14, 5798976), (16, 5074104), (21, 3865984), (24, 3382736), (28, 2899488), (32, 2537052), (42, 1932992), (48, 1691368), (56, 1449744), (64, 1268526), (84, 966496), (96, 845684), (112, 724872), (128, 634263), (168, 483248), (192, 422842), (224, 362436), (336, 241624), (384, 211421), (448, 181218), (672, 120812), (896, 90609), (1344, 60406), (2688, 30203)]